mod. alcohol intoxicated; totally inebriated. : They were both dead drunk. They could only lie there and snore.
Dictionary of American Slang and Colloquial Expressions by Richard A. Spears.Fourth Edition. Copyright 2007. Published by McGraw Hill.
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Idioms & Phrases
dead drunk
Completely intoxicated, as in I can't remember a thing about last night; I was dead drunk. This phrase, first recorded in 1599, alludes to the immobility and insensibility of actual death.